<template>
    <el-aside :width="width">
        <el-menu
            background-color="#545c64"
            text-color="#fff"
            :collapse="isCollapse"
            :collapse-transition="false"
            :default-active="activeMenu"
        >
            <h3 v-show="!isCollapse">后台管理系统</h3>
            <h3 v-show="isCollapse">后台</h3>
            <el-menu-item 
                v-for="item in noChildren"
                :index="item.path"
                :key="item.path"
                @click="handleMenu(item)"
            >
                <component class="icons" :is="item.icon"></component>
                <span>{{ item.label }}</span>
            </el-menu-item>
            <el-sub-menu
                v-for="item in hasChildren"
                :index="item.path"
                :key="item.path"
            >
                <template #title>
                    <component class="icons" :is="item.icon"></component>
                    <span>{{ item.label }}</span>
                </template>
                <el-menu-item-group>
                    <el-menu-item
                        v-for="subItem in item.children"
                        :index="subItem.path"
                        :key="subItem.path"
                        @click="handleMenu(subItem)"
                    >
                        <component class="icons" :is="subItem.icon"></component>
                        <span>{{ subItem.label }}</span>
                    </el-menu-item>
                </el-menu-item-group>
            </el-sub-menu>
      </el-menu>
    </el-aside>
</template>

<script setup>
import {ref, computed} from 'vue'
import {useAllDataStore} from '../stores'
import {useRouter, useRoute} from 'vue-router'

/* const list = ref([
      	{
          path: '/home',
          name: 'home',
          label: '首页',
          icon: 'house',
          url: 'Home'
      	},
        {
            path: '/mall',
            name: 'mall',
            label: '商品管理',
            icon: 'video-play',
            url: 'Mall'
        },
        {
            path: '/user',
            name: 'user',
            label: '用户管理',
            icon: 'user',
            url: 'User'
        },
        {
            path: 'other',
            label: '其他',
            icon: 'location',
            children: [
                {
                    path: '/page1',
                    name: 'page1',
                    label: '页面1',
                    icon: 'setting',
                    url: 'Page1'
                },
                {
                    path: '/page2',
                    name: 'page2',
                    label: '页面2',
                    icon: 'setting',
                    url: 'Page2'
                }
            ]
        }
]) */

const list = computed(() => store.state.menuList)
const noChildren = computed(() => list.value.filter(item => !item.children))
const hasChildren = computed(() => list.value.filter(item => item.children))

const store = useAllDataStore()
const isCollapse = computed(() => store.state.isCollapse)
// width
const width = computed(() => store.state.isCollapse ? '64px' : '180px')

const router = useRouter()
const route = useRoute()
const activeMenu = computed(() => route.path)
const handleMenu = (item) => {
    router.push(item.path)
    store.selectMenu(item)
}
</script>

<style scoped lang="less">
.icons {
    width: 18px;
    height: 18px;
    margin-right: 5px;
}
.el-menu {
    border-right: none;
    h3 {
        line-height: 48px;
        color: #fff;
        text-align: center;
    }
}
.el-aside {
    height: 100%;
    background-color: #545c64;
}
</style>